[Reg 6.6.1 → 6.6.2] Drag cannot be started anymore

import QtQuick
import QtQuick.Window

Window {
    id: win
    width: 640
    height: 480
    visible: true
    title: 'sandbox'

    DragHandler {
        id: dragHandler
        target: draggable
        enabled: false
    }

    Rectangle {
        id: draggable
        width: 50
        height: 50
        radius: 25
        color: '#ccc'
        x: win.width  / 2 - draggable.width  / 2
        y: win.height / 2 - draggable.height / 2
        border.width: dragHandler.active ? 3 : 1
        border.color: '#333'

        TapHandler {
            id: tapHandler
            longPressThreshold: 0
            dragThreshold: 0
            gesturePolicy: TapHandler.WithinBounds

            onLongPressed: () => {
                               dragHandler.enabled = true
                           }
        }
    }
}